Diagnosis
You attempted to change the calculation schema in the RMA setting forthe distribution chain. This distribution chain is assigned to thefiscal year variant &V1& via the company code.

System Response
Once you have changed the calculation schema, the system can no longerbook data for the old calculation schema back to Financial Accounting.As long as the RMA period-end-closing remains active, further RMAresults data can be generated that must be booked back to FinancialAccounting. For this reason, the system displays an error message.
If no RMA period-end-closure is active, you may not have booked theresults data back to Financial Accouting yet. For this reason, thesystem displays a warning.

Procedure
Book the results data for the company code and for the accounting periodback to Financial Accounting.
If the RMA period-end-closure is active, wait for it to end. Once allresults data for the company code and for the accounting period arebooked back to Financial Accounting, you can change the calculationschema for the calculation of future accounting periods.